hi everyone , I'm really nervious because it is my first build pc and I put all my money in it u.u!. The problem is that in the first place i was changing the wires of the sata and their power supply wires ,( this because for some reason the bios wouldn't recognize my hard disk u.U!) now my pc just turn on for a few secong when i swith the on mode of the PSU and then it shut down and it wont work with the power botton... plz help me out guys !